Answer:
Phelan have 80.5 US dollars.
Step-by-step explanation:
The current exchange rate is
Let as assume that this exchange rate remains constant.
In initial stage Phelan has 250 US.
He spent 150 euros, it means he spent
The remaining amount in US dollars is
Therefore, Phelan have 80.5 US dollars.
isosceles acute
two same sides so it is isosceles and all angles under 90 so acute
6a^2+108a-10ab-180b